diff --git a/metropolis/node/build/earlydev.fsspec b/metropolis/node/build/earlydev.fsspec
index 1e32803..a7d2ea4 100644
--- a/metropolis/node/build/earlydev.fsspec
+++ b/metropolis/node/build/earlydev.fsspec
@@ -31,7 +31,7 @@
 >
 
 
-# Metropolis core logs to /dev/ttyS0 and /dev/tty0 by default, we want
+# Metropolis core logs to /dev/ttyS{0,1} and /dev/tty0 by default, we want
 # these to also be present before devtmpfs is mounted so that minit can
 # log there, too.
 special_file <
@@ -46,3 +46,9 @@
     major: 4 minor: 64
     mode: 0660 uid: 0 gid: 0
 >
+special_file <
+    path: "/dev/ttyS1"
+    type: CHARACTER_DEV
+    major: 4 minor: 65
+    mode: 0660 uid: 0 gid: 0
+>
\ No newline at end of file